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Step Drill Bits M35-3PCS 1/8"-7/8" Four Spiral Flute Cobalt Step Drill Bit 1/4" Quick Change Shank/Hex Shank High Speed Steel Drill Cone Bits for Metal Aluminum Stainless Steel Wood Plastic

KWD 21

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Special Features

  • 【Package Includes】1pc 9 Step Drill Bit:Covering Sizes:1/4" 5/16" 3/8" 7/16" 1/2" 9/16" 5/8" 11/16" 3/4",Quick Change shank/Hex shank size :1/4",Step Height:5MM ,Total height 73MM
  • 【4-Blade Slotted Design】PERFECT for drilling in stainless steel(Thick:1/8").Also suitable for drilling metal plates, aluminum plates, copper plates, wood, plastics, etc.Firmer cutting, higher drilling accuracy, faster drilling, better chip removal.
  • 【M35 HSS Step drill bits&TiAlN Coating】Ultra-high temperature heat treatment and Surface TiAlN coating treatment.Higher hardness, higher wear resistance and durability.
  • 【Wide Application】Suitable for hand drill, table drill, please use flat drill mode, DON'T use impact and hammering mode;Recommended speed: 2000-5000RPM.
  • 【Service】We provide replacement and 100% refund services, if you encounter any problems please contact us, we will give you a satisfactory solution!

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